1 2010-02-19 Mike Stump <mikestump@comcast.net>
3 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5 2010-02-19 Jason Merrill <jason@redhat.com>
8 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
11 2010-02-20 Alan Modra <amodra@gmail.com>
14 * cgraph.h (cgraph_make_decl_local): Declare.
15 * cgraph.c (cgraph_make_decl_local): New function.
16 (cgraph_make_node_local): Use it.
17 * cgraphunit.c (cgraph_function_versioning): Likewise.
18 * ipa.c (function_and_variable_visibility): Likewise.
20 2010-02-19 Jakub Jelinek <jakub@redhat.com>
23 * except.c (sjlj_emit_function_enter): Don't call
24 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
26 * rtl.h (add_reg_br_prob_note): Remove prototype.
28 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
31 * c-common.c (conversion_warning): Remove widening conversions
32 before checking the conversion of integers to reals.
34 2010-02-19 Mike Stump <mikestump@comcast.net>
37 * cgraphunit.c (process_function_and_variable_attributes): Check
38 DECL_PRESERVE_P instead of looking up attribute "used".
39 * ipa-pure-const.c (check_decl): Likewise.
40 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
41 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
42 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
43 instead of attribute "used".
44 * config/sol2-c.c (solaris_pragma_init): Likewise.
45 (solaris_pragma_fini): Likewise.
47 2010-02-19 Jakub Jelinek <jakub@redhat.com>
49 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
50 Use XCNEW instead of xcalloc.
51 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
52 XNEW instead of xmalloc.
53 (get_fields): Use XNEWVEC instead of xmalloc.
56 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
58 (create_new_general_access): For debug stmts just reset value.
59 (get_stmt_accesses): For accesses within debug stmts just record them
60 using add_access_to_acc_sites instead of preventing the peeling or
61 counting them as accesses.
64 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
66 2010-02-19 Richard Guenther <rguenther@suse.de>
68 PR tree-optimization/42916
69 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
72 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
74 * configure.ac: Replace all uses of changequote in macro arguments
77 2010-02-19 Jakub Jelinek <jakub@redhat.com>
80 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
82 2010-02-19 Richard Guenther <rguenther@suse.de>
84 PR tree-optimization/42944
85 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
86 test for aliasing with errno.
88 2010-02-19 Jakub Jelinek <jakub@redhat.com>
91 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
92 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
93 * dojump.c: Include output.h.
94 (inv): New inline function.
95 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
96 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
97 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
98 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
99 argument, pass it down to other calls.
100 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
101 add REG_BR_PROB note to the conditional jump.
102 * cfgexpand.c (add_reg_br_prob_note): Removed.
103 (expand_gimple_cond): Don't call it, add the probability
104 as last argument to jumpif_1/jumpifnot_1.
105 * Makefile.in (dojump.o): Depend on output.h.
106 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
108 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
109 * stmt.c (do_jump_if_equal): Likewise.
110 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
111 * loop-unswitch.c (compare_and_jump_seq): Likewise.
112 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
114 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
115 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
117 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
119 (store_expr): Adjust jumpifnot caller.
120 (store_constructor): Adjust jumpif caller.
123 * gimplify.c (gimple_boolify): For __builtin_expect call
124 gimple_boolify also on its first argument.
126 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
128 * configure.ac (gnu-unique-object): Wrap regexps using [] in
130 (__stack_chk_fail): Ditto. Remove quadrigraphs.
131 * configure: Regenerated.
133 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
135 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
136 lang_hooks.types_compatible_p instead of comptypes.
138 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
140 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
141 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
142 if __prefer_thumb__ is defined.
144 2010-02-18 Martin Jambor <mjambor@suse.cz>
146 PR tree-optimization/43066
147 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
148 array with zero-sized element type.
150 2010-02-18 Jakub Jelinek <jakub@redhat.com>
152 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
153 rtx, allocate struct var_loc_node here and return it to the
154 caller, and only if it is actually needed.
155 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
156 move it earlier and return immediately if it returns NULL.
158 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
160 * config/sparc/gas.h: New file. Restore
161 TARGET_ASM_NAMED_SECTION to its ELF default.
162 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
164 * config/sparc/sparc.c (sparc_elf_asm_named_section):
165 Likewise. Add ATTRIBUTE_UNUSED to prototype.
166 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
169 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
171 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
173 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
175 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
176 patterns from predicated pattern.
178 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
181 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
182 for insn mnemonic suffix.
184 2010-02-17 Richard Guenther <rguenther@suse.de>
186 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
189 2010-02-17 Jakub Jelinek <jakub@redhat.com>
192 * caller-save.c (save_call_clobbered_regs): If BB ends with
193 a DEBUG_INSN, move any notes in between last real insn and the last
194 DEBUG_INSN after the last DEBUG_INSN.
196 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
198 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
199 Fix return type. Fix argument type. Explain meaning of return value.
201 2010-02-16 Richard Guenther <rguenther@suse.de>
203 PR tree-optimization/41043
204 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
205 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
207 (vrp_visit_phi_node): ... but only for loop PHI nodes.
209 2010-02-16 Ira Rosen <irar@il.ibm.com>
211 PR tree-optimization/43074
212 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
213 * tree-vect-loop.c (vect_analyze_loop_operations): Add
214 vectorizable cycles in hybrid SLP check.
215 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
217 2010-02-16 Richard Guenther <rguenther@suse.de>
219 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
220 (true_dependence): If memrefs_conflict_p computes must-alias
221 trust it. Move TBAA check after offset-based disambiguation.
222 (canon_true_dependence): Likewise.
224 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
226 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
227 * doc/invoke.texi: Document it.
228 * var-tracking.c: Include toplev.h and params.h.
229 (vt_find_locations): Return bool indicating success. Compute
230 hash sizes unconditionally. Check new parameter, report.
231 (variable_tracking_main_1): Check vt_find_locations results and
232 retry. Renamed from...
233 (variable_tracking_main): ... this. New wrapper to preserve
234 flag_var_tracking_assignments.
235 * Makefile.in (var-tracking.o): Adjust dependencies.
237 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
238 Jakub Jelinek <jakub@redhat.com>
241 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
242 if weak_import attribute is present.
243 * config/darwin.c (machopic_select_section): Likewise.
245 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
247 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
248 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
249 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
250 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
252 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
254 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
257 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
258 Rewrite text to refer to the names.
260 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
262 * config/i386/i386-builtin-types.def
263 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
264 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
265 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
266 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
267 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
268 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
269 IX86_BUILTIN_VPERMIL2PS256.
270 (MULTI_ARG_4_DF2_DI_I): Defined.
271 (MULTI_ARG_4_DF2_DI_I1): Defined.
272 (MULTI_ARG_4_SF2_SI_I): Defined.
273 (MULTI_ARG_4_SF2_SI_I1): Defined.
274 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
275 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
276 __builtin_ia32_vpermil2ps256.
277 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
278 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
279 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
280 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
281 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
282 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
283 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
284 CODE_FOR_xop_vpermil2v8sf3.
285 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
286 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
287 * config/i386/xopintrin.h (_mm_permute2_pd): New.
288 (_mm256_permute2_pd): New.
289 (_mm_permute2_ps): New.
290 (_mm256_permute2_ps): New.
292 2010-02-15 Nick Clifton <nickc@redhat.com>
294 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
295 boolean parameters. Use emit_jump_insn when emitting a pop
296 instruction containing a return insn.
297 (push): Use 'true' rather than '1' as second parameter to F.
298 (h8300_expand_prologue): Likewise.
299 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
300 (h8300_expand_epilogue): Likewise.
302 2010-02-15 Richard Guenther <rguenther@suse.de>
305 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
308 2010-02-15 Nick Clifton <nickc@redhat.com>
310 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
313 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
315 * intl.c (fake_ngettext): New function.
316 * intl.h (fake_ngettext): Declare.
317 (ngettext): Define macro.
318 * collect2.c (notice_translated): New function.
319 (main): Use notice_translated and ngettext.
320 * collect2.h (notice_translated): Declare.
322 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
324 * reorg.c (delete_computation): Comment fixes.
325 * caller-save.c (setup_save_areas): Idem.
326 * sel-sched-dump.c (dump_lv_set): Idem.
329 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
331 * config/s390/s390.c (s390_sched_init): New function.
332 (TARGET_SCHED_INIT): Target hook defined.
334 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
335 Jack Howarth <howarth@bromo.med.uc.edu>
336 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
339 Partial revert of unintended change in fix for PR41605.
340 * config/darwin.h: Fix typo.
341 * config/darwin9.h: Same.
343 2010-02-11 Jakub Jelinek <jakub@redhat.com>
345 * c-pch.c (pch_init): Clear v.
347 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
350 * graphite-scop-detection.c (graphite_can_represent_scev): Call
351 graphite_can_represent_init for MULT_EXPR.
353 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
357 * graphite-sese-to-poly.c (remove_phi): New.
358 (translate_scalar_reduction_to_array): Call remove_phi.
360 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
363 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
364 * graphite-clast-to-gimple.h (gloog): Update declaration.
365 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
366 * graphite-poly.h (struct poly_bb): Add missing comments.
367 (struct scop): Add poly_scop_p field.
369 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
370 * graphite.c (graphite_transform_loops): Build the polyhedral
371 representation for each scop before code generation.
372 * sese.c (rename_variables_in_operand): Removed.
373 (rename_variables_in_expr): Return the renamed expression.
374 (rename_sese_parameters): New.
375 * sese.h (rename_sese_parameters): Declared.
377 2010-02-11 Richard Guenther <rguenther@suse.de>
379 PR tree-optimization/42998
380 * tree-ssa-pre.c (create_expression_by_pieces): Treat
381 POINTER_PLUS_EXPR properly.
383 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
384 Changpeng Fang <changpeng.fang@amd.com>
387 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
388 the cost of an IV candidate when the IV is used in a test against zero.
390 * gcc.dg/tree-ssa/ivopts-3.c: New.
392 2010-02-11 Richard Guenther <rguenther@suse.de>
395 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
396 pointer-vs-decl case by swapping refs. Handle some cases
397 of pointer-vs-decl disambiguations more conservatively.
398 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
399 to false after expanding.
401 2010-02-11 Richard Guenther <rguenther@suse.de>
404 * gcc.c (process_command): Handle LTO file@offset case more
407 2010-02-11 Jakub Jelinek <jakub@redhat.com>
409 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
410 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
412 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
414 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
415 if MEM's mode size isn't DWARF2_ADDR_SIZE.
416 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
417 Optimize eq/ne comparisons when both arguments are known to be
419 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
420 Don't mask operands unnecessarily if they are known to be already
423 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
425 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
428 2010-02-10 Richard Guenther <rguenther@suse.de>
430 PR tree-optimization/43017
431 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
432 for wrapping signed arithmetic.
434 2010-02-10 Jakub Jelinek <jakub@redhat.com>
437 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
438 if no debug info should be emitted for it.
440 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
442 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
443 note when flag_exceptions is set.
445 2010-02-10 Duncan Sands <baldrick@free.fr>
447 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
449 2010-02-10 Richard Guenther <rguenther@suse.de>
452 * tree.c (get_unwidened): Handle constants.
453 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
455 2010-02-10 Martin Jambor <mjambor@suse.cz>
458 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
459 check for variable argument counts independently.
461 2010-02-10 Christian Bruel <christian.bruel@st.com>
464 * config/sh/sh.c (find_barrier): Increase length for non delayed
465 conditional branches.
467 2010-02-10 Christian Bruel <christian.bruel@st.com>
469 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
471 2010-02-10 Jakub Jelinek <jakub@redhat.com>
473 * builtins.c (set_builtin_user_assembler_name): Also handle
474 ffs if int is smaller than word.
476 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
479 * ira-conflicts.c (get_dup): Remove.
480 (process_reg_shuffles): Add new parameter. Use it as an
481 additional guard for copy generation.
482 (add_insn_allocno_copies): Rewrite.
484 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
486 * common.opt (fsched2-use-traces): Preserved for backward
488 * doc/invoke.texi: Remove the documentation about option
490 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
491 flag_sched2_use_traces.
492 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
493 the backward compatibility flag section.
495 2010-02-09 Richard Guenther <rguenther@suse.de>
497 PR tree-optimization/43008
498 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
499 make HEAP variables initialized from global memory if they
500 are not known builtin functions.
501 (find_func_aliases): Adjust.
503 2010-02-09 Richard Guenther <rguenther@suse.de>
505 PR tree-optimization/43000
506 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
509 2010-02-08 Jakub Jelinek <jakub@redhat.com>
511 PR tree-optimization/42931
512 * tree-loop-linear.c (try_interchange_loops): Don't call
513 double_int_mul if estimated_loop_iterations failed.
515 2010-02-08 Martin Jambor <mjambor@suse.cz>
518 * tree-sra.c (build_accesses_from_assign): Do not mark in
519 should_scalarize_away_bitmap if stmt has volatile ops.
520 (sra_modify_assign): Do not process assigns piecemeal if if stmt
523 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
525 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
527 2010-02-07 Adam Nemet <adambnmet@gmail.com>
529 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
532 2010-02-07 Andrew Pinski <pinskia@gmail.com>
535 * df-core.c (df_finish_pass): Change type of saved_flags to int.
537 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
540 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
541 to unknown_dependence.
542 (graphite_legal_transform_dr): Handle the unknown_dependence.
543 (graphite_carried_dependence_level_k): Same.
545 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
547 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
549 2010-02-07 Richard Guenther <rguenther@suse.de>
552 * expr.c (get_inner_reference): Always initialize *pbitsize.
554 2010-02-07 Richard Guenther <rguenther@suse.de>
557 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
558 new ARRAY_REFs on variable size element or minimal index arrays.
560 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
561 gimple_fold_indirect_ref.
563 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
566 * arm.c (arm_override_options): Just return if the user has specified
569 2010-02-03 Jason Merrill <jason@redhat.com>
572 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
573 i386_pe_maybe_record_exported_symbol.
575 2010-02-05 Steve Ellcey <sje@cup.hp.com>
578 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
579 (pa_delegitimize_address): New function.
581 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
583 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
584 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
586 2010-02-05 Richard Guenther <rguenther@suse.de>
589 * lto-streamer-in.c (get_resolution): Deal with references
590 to undefined functions.
592 2010-02-05 Richard Guenther <rguenther@suse.de>
594 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
595 (fold_const_aggregate_ref): Likewise.
596 (ccp_fold_stmt): Substitute loads.
597 (maybe_fold_reference): Verify types before substituting.
599 (fold_gimple_assign): Unshare properly.
600 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
602 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
604 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
605 for rs6000_gen_cell_microcode.
607 2010-02-04 Richard Guenther <rguenther@suse.de>
609 PR rtl-optimization/42952
610 * dse.c (const_or_frame_p): Remove MEM handling.
612 2010-02-04 Nick Clifton <nickc@redhat.com>
614 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
615 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
616 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
617 (mn10300_asm_output_mi_thunk): New function.
618 (mn10300_can_output_mu_thunk): New function.
619 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
620 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
621 (FUNCTION_ARG): Delete incorrect comment.
623 2010-02-03 Jason Merrill <jason@redhat.com>
626 * fold-const.c (operand_equal_p): Handle erroneous types.
628 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
630 * config/h8300/h8300.md (can_delay): Fix attibute condition.
632 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
634 PR rtl-optimization/42941
635 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
638 2010-02-03 Jason Merrill <jason@redhat.com>
641 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
643 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
646 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
648 (cselib_reset_table): Renamed from...
649 (cselib_reset_table_with_next_value): ... this.
650 (cselib_get_next_uid): Renamed from...
651 (cselib_get_next_unknown_value): ... this.
652 * cselib.c (next_uid): Renamed from...
653 (next_unknown_value): ... this.
654 (cselib_clear_table): Adjust.
655 (cselib_reset_table): Adjust. Renamed from...
656 (cselib_reset_table_with_next_value): ... this.
657 (cselib_get_next_uid): Adjust. Renamed from...
658 (cselib_get_next_unknown_value): ... this.
659 (get_value_hash): Use hash.
660 (cselib_hash_rtx): Likewise.
661 (new_cselib_val): Adjust. Set and dump uid.
662 (cselib_lookup_mem): Pass next_uid as hash.
663 (cselib_subst_to_values): Likewise.
664 (cselib_log_lookup): Dump uid.
665 (cselib_lookup): Pass next_uid as hash. Adjust.
666 (cselib_process_insn): Adjust.
667 (cselib_init): Initialize next_uid.
668 (cselib_finish): Adjust.
669 (dump_cselib_table): Likewise.
670 * dse.c (canon_address): Dump value uid.
671 * print-rtl.c (print_rtx): Print value uid.
672 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
674 (dv_uid): New function, sort of renamed from...
675 (dv_htab_hash): ... this, reimplemented in terms of it and...
676 (dv_uid2hash): ... this. New.
677 (variable_htab_eq): Drop excess assertions.
678 (tie_break_pointers): Removed.
679 (canon_value_cmp): Compare uids.
680 (variable_post_merge_New_vals): Print uids.
681 (vt_add_function_parameters): Adjust.
682 (vt_initialize): Reset table. Adjust.
684 2010-02-03 Richard Guenther <rguenther@suse.de>
686 PR tree-optimization/42944
687 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
688 (call_may_clobber_ref_p_1): Likewise. Properly handle
689 malloc and calloc clobbering errno.
691 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
693 * doc/invoke.texi: Fix name of sched1 dump.
695 * opts.c (decode_options): Set flag_tree_switch_conversion
696 only conditionally on optimize >= 2.
698 * gcse.c: Assorted comment fixes in pass description.
700 2010-02-03 Anthony Green <green@moxielogic.com>
702 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
703 nop padding in order to maintain alignment of storage location of
704 target function address.
705 (moxie_trampoline_init): Store target function address at newly
707 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
709 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
711 2010-02-03 Richard Guenther <rguenther@suse.de>
714 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
716 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
718 * config.gcc: Reenable check for obsolete targets.
719 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
720 mips-sgi-irix6.[0-4]*.
722 2010-02-02 Nick Clifton <nickc@redhat.com>
724 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
725 constant size of 4 as being the same as 0.
726 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
727 can take values in the range 0..4.
729 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
732 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
733 as _darwin10_Unwind_FindEnclosingFunction().
734 * libgcc-libsystem.ver: New.
736 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
739 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
740 implicitly set registers.
742 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
744 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
745 (arm_override_options): Allow automatic selection of the thread
746 pointer register if thumb2.
747 (legitimize_pic_address): Improve code sequences for Thumb2.
748 (arm_call_tls_get_addr): Likewise.
749 (legitimize_tls_address): Likewise.
750 * arm.md (pic_load_addr_arm): Delete. Replace with ...
751 (pic_load_addr_32bit): ... this. New named pattern.
752 * thumb2.md (pic_load_addr_thumb2): Delete.
753 (pic_load_dot_plus_four): Delete.
754 (tls_load_dot_plus_four): New named pattern.
756 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
759 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
760 Document fix for TLS bug.
762 2010-01-31 Richard Guenther <rguenther@suse.de>
764 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
765 conservatively correct.
767 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
771 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
773 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
775 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
777 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
779 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
781 * config.gcc: Adjust order of makefile fragments for mingw targets.
783 2010-01-31 Richard Guenther <rguenther@suse.de>
786 * gimplify.c (gimplify_init_constructor): For volatile LHS
787 initialize a temporary.
789 2010-01-31 Matthias Klose <doko@ubuntu.com>
791 * configure.ac: Fix __stack_chk_fail check for cross builds configured
793 * configure: Regenerate.
795 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
797 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
798 the same alias set and their sizes different constantness.
799 (aliasing_component_refs_p): Revert 2009-10-24 change.
801 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
803 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
806 2010-01-29 Richard Guenther <rguenther@suse.de>
808 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
809 Assert we successfully updated the call.
811 2010-01-29 Jakub Jelinek <jakub@redhat.com>
813 PR rtl-optimization/42889
814 * df.h (df_set_bb_dirty_nonlr): New prototype.
815 * df-core.c (df_set_bb_dirty_nonlr): New function.
816 * df-scan.c (df_insn_rescan): Call it instead of
817 df_set_bb_dirty for DEBUG_INSNs.
819 2010-01-29 Richard Guenther <rguenther@suse.de>
822 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
823 quadratic behavior in most cases.
825 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
828 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
829 in the call to gen_x86_movsicc_0_m1.
831 2010-01-28 Richard Guenther <rguenther@suse.de>
833 PR tree-optimization/42871
834 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
836 2010-01-28 Richard Guenther <rguenther@suse.de>
838 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
841 2010-01-28 Richard Guenther <rguenther@suse.de>
844 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
845 the forwarder if the destination is an EH landing pad.
847 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
849 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
850 block list passed to gimple_duplicate_sese_tail.
851 (parallelize_loops): Avoid parallelization when the function
853 Avoid parallelization when the preheader is IRREDUCIBLE.
854 Try to optimize when estimated_loop_iterations_int is unresolved.
855 Add the loop's location to the dump file.
856 * tree-cfg.c (add_phi_args_after_redirect): Remove.
857 (gimple_duplicate_sese_tail): Remove the check for the latch.
858 Redirect nexits to the exit block.
859 Remove handling of the incoming edges to the latch.
860 Redirect the backedge from the copied latch to the exit bb.
862 2010-01-28 Michael Matz <matz@suse.de>
865 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
866 Wrap force_reg into a sequence, emit it before user.
868 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
870 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
872 (arm_legacy_rev): Likewise.
873 (thumb_legacy_rev): Likewise.
875 2010-01-27 Jakub Jelinek <jakub@redhat.com>
877 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
878 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
879 on MEM's address failed, try avoid_constant_pool_reference and
880 recurse if it returned something different.
881 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
882 address, try avoid_constant_pool_reference and recurse if it
883 returned something different.
884 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
885 address and avoid_constant_pool_reference returned something
886 different, don't set have_address.
888 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
891 * var-tracking.c (val_store): Add modified argument, obey it.
893 (count_uses): Move down logging of main.
894 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
895 don't need resolution.
896 (emit_notes_in_bb): Likewise.
898 2010-01-27 Richard Guenther <rguenther@suse.de>
901 * tree-inline.c (remap_decl): Delay remapping of SSA name
902 default definitions until we need them.
904 2010-01-27 Jakub Jelinek <jakub@redhat.com>
906 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
907 (rs6000_delegitimize_address): New function.
909 * config/s390/s390.c (s390_delegitimize_address): Call
910 delegitimize_mem_from_attrs.
913 * tree-inline.c (cannot_copy_type_1): Removed.
914 (copy_forbidden): Don't forbid copying of functions containing
915 records/unions with variable length fields.
917 2010-01-27 Christian Bruel <christian.bruel@st.com>
921 * config/sh/sh.c (find_barrier): Increase length for non delayed
922 conditional branches.
924 2010-01-27 Matthias Klose <doko@ubuntu.com>
926 * configure.ac (gnu-unique-object): Fix ldd version check.
927 * configure: Regenerate.
929 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
931 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
933 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
934 Test for HAVE_GNU_AS value.
936 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
938 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
939 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
941 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
942 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
943 INT_LEAST64_TYPE): Define.
944 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
945 UINT_LEAST64_TYPE): Define.
946 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
947 INT_FAST64_TYPE): Define.
948 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
949 UINT_FAST64_TYPE): Define.
950 (INTMAX_TYPE, UINTMAX_TYPE): Define.
951 (INTPTR_TYPE, UINTPTR_TYPE): Define.
952 (SIG_ATOMIC_TYPE): Define.
954 2010-01-26 Richard Guenther <rguenther@suse.de>
956 * df-scan.c (df_scan_set_bb_info): Remove assert.
957 (df_insn_rescan_debug_internal): Merge asserts.
958 (df_install_ref): Likewise.
959 (df_mark_reg): Use bitmap_set_range.
960 (df_hard_reg_used_p): Remove assert.
961 (df_hard_reg_used_count): Likewise.
963 2010-01-26 Richard Guenther <rguenther@suse.de>
965 PR rtl-optimization/42685
966 * web.c (web_main): Ignore DEBUG_INSNs.
968 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
970 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
972 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
973 Fix types of fndecl and arglist parameters.
975 2010-01-26 Richard Guenther <rguenther@suse.de>
978 * tree-eh.c (unsplit_eh): Skip debug insns.
980 2010-01-26 Richard Guenther <rguenther@suse.de>
982 PR tree-optimization/42250
983 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
985 2010-01-26 Jakub Jelinek <jakub@redhat.com>
988 * omp-low.c (expand_omp_sections): Only use single_pred if
989 l2_bb is single_pred_p.
991 2010-01-25 Christian Bruel <christian.bruel@st.com>
994 * config/sh/sh.c (find_barrier): Increase length for non delayed
995 conditional branches.
996 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
998 2010-01-24 David S. Miller <davem@davemloft.net>
1000 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1001 define if not using GAS.
1002 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1003 Likewise. Delete SECTION_MERGE code, which is only applicable
1006 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1009 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1010 mangling of va_list in system headers.
1012 2010-01-23 Toon Moene <toon@moene.org>
1014 * tree-predcom.c (combine_chains): Return NULL, not false.
1016 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1018 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1019 initialization of variable res to agree with return type.
1021 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1023 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1024 * tree-sra.c: Add include of expr.h.
1026 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1028 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1029 insert the debug stmt on the single non-EH edge from the stmt.
1031 2010-01-22 Richard Henderson <rth@redhat.com>
1034 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1035 the RHS until after generate_subtree_copies has insertted its
1036 code before the current statement.
1038 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1040 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1042 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1044 2010-01-21 Martin Jambor <mjambor@suse.cz>
1046 PR tree-optimization/42585
1047 * tree-sra.c (struct access): New field grp_total_scalarization.
1048 (dump_access): Dump the new field.
1049 (should_scalarize_away_bitmap): New variable.
1050 (cannot_scalarize_away_bitmap): Likewise.
1051 (sra_initialize): Allocate new bitmaps.
1052 (sra_deinitialize): Free new bitmaps.
1053 (create_access_1): New function.
1054 (create_access): Parts moved to create_access_1.
1055 (type_consists_of_records_p): New function.
1056 (completely_scalarize_record): Likewise.
1057 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1058 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1059 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1061 (analyze_all_variable_accesses): Completely scalarize small eligible
1064 2010-01-21 Martin Jambor <mjambor@suse.cz>
1066 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1068 2010-01-21 Andrew Haley <aph@redhat.com>
1070 * gcc.c (process_command): Move lang_specific_driver before
1071 setting cc_libexec_prefix.
1073 2010-01-21 Richard Guenther <rguenther@suse.de>
1076 * fold-const.c (negate_expr_p): Pretend only negative
1077 real constants are easily negatable.
1079 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1080 Jason Merrill <jason@redhat.com>
1082 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1083 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1084 * calls.c (initialize argument_information): Handle it.
1085 * c-common.c (handle_transparent_union_attribute): Use new name.
1086 * c-decl.c (finish_struct): Ditto.
1087 * c-typeck.c (type_lists_compatible_p): Ditto.
1088 (convert_for_assignment): Use new name and also handle record.
1089 * function.c (aggregate_value_p): Handle it.
1090 (pass_by_reference): Ditto.
1091 (assign_parm_data_types): Ditto.
1092 * print-tree.c (print_node): Ditto.
1093 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1094 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1095 * tree.c (first_field): New fn.
1097 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1100 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1101 even when linking statically, for now.
1103 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1106 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1107 without a cselib val.
1108 (count_uses): Accept MO_VAL_SET with no val on stores.
1109 (add_stores): Likewise.
1111 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1113 * var-tracking.c (check_value_val): Add a compile time assertion.
1114 (dv_is_decl_p): Simplify.
1115 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1116 gcc_assert if ENABLE_CHECKING.
1118 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1121 * var-tracking.c: Include tree-flow.h.
1122 (mem_dies_at_call): New.
1123 (dataflow_set_preserve_mem_locs): Use it.
1124 (dataflow_set_remove_mem_locs): Likewise.
1125 (dump_var): Renamed from dump_variable. Adjust all callers.
1126 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1127 * Makefile.in (var-tracking.o): Adjust deps.
1129 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1131 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1133 2010-01-20 Richard Guenther <rguenther@suse.de>
1135 PR tree-optimization/42717
1136 * tree-ssa-dce.c (get_live_post_dom): Remove.
1137 (forward_edge_to_pdom): Take an arbitrary edge to copy
1138 degenerate PHI args from.
1139 (remove_dead_stmt): Use the first post-dominator even if it
1140 does not contain live statements as redirection destination.
1142 2010-01-20 Richard Guenther <rguenther@suse.de>
1144 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1146 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1148 * sel-sched.c (create_speculation_check): Remove set but not used
1150 (try_transformation_cache): Remove set but not used variable ds.
1151 (calculate_privileged_insns): Remove set but not used variables
1152 cur_insn and min_spec_insn.
1153 (find_best_expr): Remove set but not used variable avail_n.
1154 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1156 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1158 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1159 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1162 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1165 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1166 cpu types. Add support for *-sse3 cpu types.
1167 (x86_64-*-*): Ditto.
1169 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1172 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1173 argument, call initializer_constant_valid_p_1 instead of
1174 initializer_constant_valid_p, pass CACHE to it, return NULL
1175 immediately if first call returns NULL.
1176 (initializer_constant_valid_p_1): New function.
1177 (initializer_constant_valid_p): Use it.
1179 2010-01-20 Thomas Quinot <quinot@adacore.com>
1181 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1183 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1185 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1186 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1187 (loc_list_from_tree): Don't handle unsigned division. Handle
1188 signed modulo using DW_OP_{over,over,div,mul,minus}.
1189 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1190 modulo instead of signed.
1192 2010-01-20 DJ Delorie <dj@redhat.com>
1194 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1196 (h8300_emit_stack_adjustment): Propogate it.
1198 (h8300_expand_prologue): Likewise.
1199 (h8300_expand_epilogue): Likewise.
1201 2010-01-19 Michael Matz <matz@suse.de>
1203 PR tree-optimization/41783
1204 * tree-data-ref.c (toplevel): Include flags.h.
1205 (dump_data_dependence_relation): Also dump the inputs if the
1206 result will be unknown.
1207 (split_constant_offset_1): Look through some conversions.
1208 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1209 the offset from last element is too large.
1210 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1211 (reassociate_to_the_same_stmt): Handle vector registers.
1212 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1214 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1215 wide_prolog_niters argument, emit widening instructions.
1216 (vect_do_peeling_for_alignment): Adjust caller, use widened
1217 variant of the iteration cound.
1218 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1220 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1223 * config/arm/neon-testgen.m (emit_automatics): New parameter
1224 features. Adjust for Fixed_return_reg feature.
1225 (test_intrinsic): Call emit_automatics with new feature.
1226 * config/arm/neon.ml: Update copyright years.
1227 (features): New Fixed_return_reg feature.
1228 (ops): Update feature for Vget_low.
1230 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1232 PR tree-optimization/42719
1233 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1237 * fwprop.c (all_uses_available_at): Return false if def_set dest
1238 is a REG that is used in def_insn.
1240 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1242 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1244 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1247 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1249 * target.h (struct gcc_target) <secondary_reload>: Change type
1250 of last argument to secondary_reload_info *.
1252 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1255 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1256 memory references with unaligned offsets. Remove CQImode handling.
1257 (unaligned_memory_operand): Return 1 for memory references with
1258 unaligned offsets. Remove CQImode handling.
1260 2010-01-18 Richard Guenther <rguenther@suse.de>
1263 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1266 2010-01-18 Richard Guenther <rguenther@suse.de>
1268 PR tree-optimization/42781
1269 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1270 restrict processing only if the original variable was artificial.
1272 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1274 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1275 find number of popped argument bytes.
1277 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1278 Fix the text that describes the return value for invalid insns.
1280 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1282 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1283 Clarify what 'cost of the -dependence' is. Fix quoting.
1285 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1286 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1288 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1290 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1291 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1293 2010-01-17 Richard Guenther <rguenther@suse.de>
1296 * function.c (split_complex_args): Take a VEC to modify.
1297 (assign_parms_augmented_arg_list): Build a VEC instead of
1298 a chain of PARM_DECLs.
1299 (assign_parms_unsplit_complex): Take a VEC of arguments.
1300 Do not fixup unmodified parms.
1301 (assign_parms): Deal with the VEC.
1302 (gimplify_parameters): Likewise.
1304 2010-01-17 Richard Guenther <rguenther@suse.de>
1306 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1307 node existence check.
1308 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1309 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1310 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1311 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1312 (gimple_execute_on_growing_pred): Likewise.
1314 2010-01-17 Richard Guenther <rguenther@suse.de>
1316 PR tree-optimization/42773
1317 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1318 (compute_antic_aux): Likewise.
1319 (compute_partial_antic_aux): Likewise.
1321 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1324 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1327 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1329 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1332 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1333 Fix markup for strict argument.
1335 (TARGET_SCHED_REORDER2): Fix argument types.
1337 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1338 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1340 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1341 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1343 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1346 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1347 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1348 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1349 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1350 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1352 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1354 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1356 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1357 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1359 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1361 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1364 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1366 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1367 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1369 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1371 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1373 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1374 referring to it. Fix language.
1376 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1378 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1380 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1382 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1384 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1385 '@var{stream}. Remove stray 'and'.
1387 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1389 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1391 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1393 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1394 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1396 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1397 Fix description of return value.
1398 Rename argument "sz" to "len."
1400 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1401 Clarify meaning of 'true' return value.
1403 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1405 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1406 rep_mode versus mode_rep.
1408 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1410 (TARGET_BUILTIN_DECL): Fix name.
1412 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1414 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1416 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1418 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1420 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1422 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1425 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1426 Rename argument tm_fn to md_fn.
1428 (TARGET_OPTION_PRINT): Fix argument list.
1430 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1433 * config/i386/i386.c (ix86_fixup_binary_operands):
1434 Revert FMA4 fixup of operands.
1436 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1439 * Makefile.in (write_entries_to_file, install-plugin):
1440 Use \012 instead of \n with tr.
1442 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1444 * configure.ac (HAVE_AS_REF): New C macro.
1445 * configure: Regenerate.
1446 * config.in: Likewise.
1447 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1449 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1452 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1454 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1456 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1458 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1460 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1462 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1464 (TARGET_BINDS_LOCAL_P): Fix argument type.
1466 (TARGET_ASM_FILE_END): Use prototype.
1468 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1470 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1472 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1474 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1476 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1477 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1479 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1480 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1482 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1483 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1484 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1485 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1487 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1489 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1491 (TARGET_INIT_BUILTINS): Use prototype.
1493 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1494 Put 'const char *' in braces. Fix parameter types.
1495 (TARGET_INVALID_CONVERSION): Fix parameter types.
1496 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1497 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1499 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1502 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1504 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1506 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1508 * doc/tm.texi (TARGET_HELP): Fix return type.
1510 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1511 in braces. Fix argument types.
1513 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1515 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1517 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1519 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1520 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1522 (TARGET_MANGLE_TYPE): Fix argument types.
1524 (TARGET_IRA_COVER_CLASSES): Use prototype.
1526 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1528 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1530 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1532 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1534 (TARGET_CALLEE_COPIES): Fix argument types.
1536 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1538 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1540 (TARGET_FUNCTION_VALUE): Fix argument types.
1542 (TARGET_RETURN_IN_MSB): Fix argument type.
1544 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1546 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1548 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1550 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1551 agree with return type.
1553 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1555 2010-01-15 Jing Yu <jingyu@google.com>
1557 PR rtl-optimization/42691
1558 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1559 a pseudo to a constant and are merged, and adjust comments.
1561 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1563 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1565 2010-01-15 Richard Guenther <rguenther@suse.de>
1568 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1569 labels of computed or non-local gotos to the destination.
1570 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1571 landing pad label is the first label.
1573 2010-01-15 Richard Guenther <rguenther@suse.de>
1575 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1577 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1580 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1581 to allow generation of the xssqrtdp instruction on power7.
1582 (sqrtdf2_fpr): Ditto.
1584 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1587 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1588 functions with noreturn attribute.
1591 * varasm.c (declare_weak): Add weak attribute to decl if it
1592 doesn't have one already.
1593 (assemble_external): Only add decls to weak_decls if they also
1594 have weak attribute.
1596 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1598 * var-tracking.c (var_reg_delete): Don't delete the association
1599 between REGs and values or one-part variables if the register
1602 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1605 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1606 because its first operand is a non-localized variable.
1608 2010-01-14 Martin Jambor <mjambor@suse.cz>
1610 PR tree-optimization/42706
1611 * tree-sra.c (encountered_recursive_call): New variable.
1612 (encountered_unchangable_recursive_call): Likewise.
1613 (sra_initialize): Initialize both new variables.
1614 (callsite_has_enough_arguments_p): New function.
1615 (scan_function): Call decl and flags check only for IPA-SRA, check
1616 whether there is a recursive call and whether it has enough arguments.
1617 (all_callers_have_enough_arguments_p): New function.
1618 (convert_callers): Look for recursive calls only when
1619 encountered_recursive_call is set.
1620 (ipa_early_sra): Bail out either if
1621 !all_callers_have_enough_arguments_p or
1622 encountered_unchangable_recursive_call.
1624 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1626 * sel-sched.c: Add 2010 to copyright years.
1627 * sel-sched-ir.c: Likewise.
1628 * sel-sched-ir.h: Likewise.
1630 2010-01-14 Martin Jambor <mjambor@suse.cz>
1632 PR tree-optimization/42714
1633 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1634 constructors specially.
1636 2010-01-14 Andi Kleen <ak@linux.intel.com>
1638 * config/i386/drivers-i386.c (detect_caches_intel):
1639 Add l2sizekb parameter and fill in.
1640 (host_detect_local_cpu): Add l2sizekb, fill in.
1641 Add Atom small cache heuristic.
1643 2010-01-14 Andi Kleen <ak@linux.intel.com>
1645 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1646 Add level3 parameter and fill in.
1647 (detect_caches_intel): Handle level3 cache.
1649 2010-01-14 Andi Kleen <ak@linux.intel.com>
1651 * config/i386/drivers-i386.c (host_detect_local_cpu):
1652 Fix core duo detection.
1654 2010-01-14 Andi Kleen <ak@linux.intel.com>
1656 * config/i386/drivers-i386.c (host_detect_local_cpu):
1659 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1661 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1662 (rs6000_variable_issue_1): this. Use...
1663 (rs6000_variable_issue): here. Reimplement. Print debug info.
1665 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1667 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1668 sel_restore_notes. Update all callers. Call reemit_notes
1671 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1673 PR rtl-optimization/42246
1674 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1677 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1679 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1680 all successors is the same as number of successors in current region.
1682 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1684 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1685 to rename is not separable. Otherwise check that its LHS is not NULL.
1687 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1689 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1691 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1693 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1694 available registers when failed to discover LHS register class.
1695 Fix indentation. Update comment.
1697 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1698 Alexander Monakov <amonakov@ispras.ru>
1700 PR rtl-optimization/42389
1701 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1703 (advance_state_on_fence): Likewise.
1704 (sel_target_adjust_priority): Print debug output only when
1705 sched_verbose >= 4, not 2.
1706 (get_expr_cost): Do not issue all unique insns on the next cycle.
1707 (fill_insns): Initialize can_issue_more from the value saved
1709 * sel-sched-ir.c (flist_add): New parameter issue_more.
1710 Init FENCE_ISSUE_MORE with it.
1711 (merge_fences): Likewise.
1712 (init_fences): Update call to flist_add.
1713 (add_to_fences, add_clean_fence_to_fences)
1714 (add_dirty_fence_to_fences): Likewise.
1715 (move_fence_to_fences): Update call to merge_fences.
1716 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1718 * sel-sched-ir.h (struct _fence): New field issue_more.
1719 (FENCE_ISSUE_MORE): New accessor macro.
1721 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1723 PR rtl-optimization/42388
1724 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1725 that have no predecessors nor successors. Do not call move_bb_info
1726 for empty blocks outside of current region.
1728 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1730 PR rtl-optimization/42294
1731 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1732 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1733 originators' originators.
1735 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1737 PR rtl-optimization/39453
1738 PR rtl-optimization/42246
1739 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1741 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1743 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1744 Alexander Monakov <amonakov@ispras.ru>
1747 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1748 (maybe_tidy_empty_bb): ... here. Make static. Add new
1749 argument. Update all callers.
1750 (tidy_control_flow): ... and here. Recompute topological order
1751 of basic blocks in region if necessary.
1752 (sel_redirect_edge_and_branch): Change return type. Return true
1753 if topological order might have been invalidated.
1754 (purge_empty_blocks): Export and move from...
1755 * sel-sched.c (purge_empty_blocks): ... here.
1756 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1757 (maybe_tidy_empty_bb): Delete prototype.
1758 (purge_empty_blocks): Declare.
1760 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1762 PR rtl-optimization/42249
1763 * sel-sched.c (try_replace_dest_reg): When chosen register
1764 and original register is the same, do not bail out early, but
1765 still check all original insns for validity of replacing destination
1766 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1769 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1772 Port from no-undefined-overflow branch:
1773 2009-03-09 Richard Guenther <rguenther@suse.de>
1775 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1777 2010-01-14 Richard Guenther <rguenther@suse.de>
1780 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1782 2010-01-14 Ira Rosen <irar@il.ibm.com>
1784 PR tree-optimization/42709
1785 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1786 as scalar type in creation of constant vector operand.
1788 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1791 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1792 (check-parallel-%): Match `testsuite' directory component only
1795 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1797 PR translation/39521
1798 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1801 2010-01-13 Richard Guenther <rguenther@suse.de>
1803 PR tree-optimization/42730
1804 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1807 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1810 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1811 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1814 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1816 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1817 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1818 ___umulsi3_highpart.
1820 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1821 rather than schedule_insns if the pass is enabled.
1823 2010-01-13 Martin Jambor <mjambor@suse.cz>
1825 PR tree-optimization/42704
1826 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1829 2010-01-13 Martin Jambor <mjambor@suse.cz>
1831 PR tree-optimization/42703
1832 * tree-sra.c (analyze_access_subtree): Check that we can build a
1833 reference to the original data within the aggregate.
1835 2010-01-13 Richard Guenther <rguenther@suse.de>
1837 PR tree-optimization/42705
1838 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
1840 2010-01-13 Richard Guenther <rguenther@suse.de>
1843 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1845 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1848 * var-tracking.c (values_to_unmark): New variable.
1849 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1850 values_to_unmark vector. Moved body to...
1851 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1852 instead queue it into values_to_unmark vector.
1853 (vt_find_locations): Free values_to_unmark vector.
1855 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1857 * config/s390/s390.c (override_options): Set
1858 default of max-pending-list-length to 256
1860 2010-01-13 Richard Guenther <rguenther@suse.de>
1863 * tree-pass.h (PROP_gimple_lcx): New.
1864 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1865 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1866 before the final cleanup_eh.
1867 (dump_properties): Dump PROP_gimple_lcx.
1868 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1869 (tree_lower_complex_O0): Remove.
1870 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1871 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1872 tree_lower_complex, schedule TODO_update_ssa.
1873 * lto-streamer-out.c (output_function): Stream the functions
1875 * lto-streamer-in.c (input_function): Likewise.
1876 (lto_read_body): Do not override them here.
1878 2010-01-12 Joseph Myers <joseph@codesourcery.com>
1881 * c-typeck.c (build_c_cast): Fold value cast to union type before
1882 wrapping it in a CONSTRUCTOR.
1884 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1886 PR rtl-optimization/42699
1887 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1890 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1892 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1893 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1894 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1895 SUBTARGET_WARN_UNUSED_SPEC): ... here
1896 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1898 2010-01-12 Julian Brown <julian@codesourcery.com>
1900 * config/arm/neon-schedgen.ml (Utils): Don't try to
1901 open missing module.
1902 (find_with_result): New.
1904 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1907 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1908 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1910 PR tree-optimization/42645
1911 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
1912 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
1913 decl_map, set processing_debug_stmt to -1 and return name without
1916 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
1918 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
1919 binutils version, and reword target configuration description.
1921 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1923 * config/avr/avr.h (LINKER_NAME): Remove.
1925 2010-01-11 Janis Johnson <janis187@us.ibm.com>
1928 * config/rs6000/rs6000.c (rs6000_override_options): On targets
1929 that support VSX, warn for -mno-altivec if vsx is not disabled,
1932 2010-01-11 Joseph Myers <joseph@codesourcery.com>
1933 Shujing Zhao <pearly.zhao@oracle.com>
1935 PR translation/42469
1936 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
1937 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
1938 character between option name and help text.
1939 * c.opt (imultilib): Likewise.
1941 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
1943 * lto-streamer-out.c (output_unreferenced_globals): Output static
1946 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
1948 PR rtl-optimization/42621
1949 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
1950 optimizing for size.
1951 (duplicate_computed_gotos): Remove now-redundant check.
1953 2010-01-10 Steve Ellcey <sje@cup.hp.com>
1956 * configure.ac: Save and restore LDFLAGS and LIBS
1957 * configure: Regenerate.
1959 2010-01-10 Richard Guenther <rguenther@suse.de>
1962 * builtins.c (fold_builtin_strlen): Add type argument and
1963 convert the resulting length to it.
1964 (fold_builtin_1): Adjust.
1966 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1968 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
1969 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
1971 (num_insns_constant_wide): Adjust for that change.
1973 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1976 * web.c (union_defs): Add used argument, to combine uses of
1978 (entry_register): Adjust type and tests of used argument.
1979 (web_main): Widen used for new use. Pass it to union_defs.
1980 * df.h (union_defs): Adjust prototype.
1982 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1985 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
1986 uses in new incoming argument. Free body.
1987 (reset_debug_uses_in_loop): New.
1988 (analyze_insn_to_expand_var): Call the latter if the former found
1989 anything. Fix whitespace. Reject invalid dest overlaps before
1990 going through all insns in the loop.
1992 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1995 * haifa-sched.c (dying_use_p): Debug insns don't count.
1997 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2000 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2001 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2002 (verify_gimple_call): Reject LHS in noreturn calls.
2004 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2008 * tree-vect-loop-manip.c (adjust_info): New type.
2009 (adjust_vec): New pointer to vector.
2010 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2011 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2012 (slpeel_update_phis_for_duplicate_loop): Use them.
2013 (slpeel_update_phi_nodes_for_guard1): Likewise.
2014 (slpeel_update_phi_nodes_for_guard2): Likewise.
2015 (slpeel_tree_peel_loop_to_edge): Likewise.
2016 (vect_update_ivs_after_vectorizer): Likewise.
2018 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2020 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2021 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2023 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2025 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2026 bogus uninitialized warning.
2028 2010-01-09 Richard Guenther <rguenther@suse.de>
2031 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2032 the evolution is compatible with the initial condition.
2034 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2036 * gcc.c (process_command): Update copyright notice dates.
2037 * gcov.c (print_version): Likewise.
2038 * gcov-dump.c (print_version): Likewise.
2039 * mips-tfile.c (main): Likewise.
2040 * mips-tdump.c (main): Likewise.
2042 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2045 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2047 (rotlhi3_8): Delete.
2049 (rotlsi3_8): Delete.
2050 (rotlsi3_16): Delete.
2051 (rotlsi3_24): Delete.
2053 (*rotw<mode>3): New.
2054 (*rotb<mode>3): New.
2055 * config/avr/avr.c (avr_rotate_bytes): New function.
2056 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2058 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2061 * configure.ac: Modify -rdynamic check.
2062 * configure: Regenerate.
2064 2010-01-08 DJ Delorie <dj@redhat.com>
2066 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2067 register popping order.
2069 2010-01-08 Richard Guenther <rguenther@suse.de>
2072 * c.opt (fsigned-char): Also let LTO handle this option.
2073 (funsigned-char): Likewise.
2075 2010-01-07 Richard Guenther <rguenther@suse.de>
2077 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2078 (gimple_op): Likewise.
2079 (gimple_op_ptr): Likewise.
2080 (gimple_assign_set_lhs): Remove gcc_assert.
2081 (gimple_assign_set_rhs1): Likewise.
2082 (gimple_assign_set_rhs2): Likewise.
2083 (gimple_call_set_lhs): Likewise.
2084 (gimple_call_set_fn): Likewise.
2085 (gimple_call_set_fndecl): Likewise.
2086 (gimple_call_fndecl): Likewise.
2087 (gimple_call_return_type): Likewise.
2088 (gimple_call_set_chain): Likewise.
2089 (gimple_call_num_args): Likewise.
2090 (gimple_call_set_arg): Likewise.
2091 (gimple_cond_set_code): Likewise.
2092 (gimple_cond_set_lhs): Likewise.
2093 (gimple_cond_set_rhs): Likewise.
2094 (gimple_cond_set_true_label): Likewise.
2095 (gimple_cond_set_false_label): Likewise.
2096 (gimple_label_set_label): Likewise.
2097 (gimple_goto_set_dest): Likewise.
2098 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2099 (gimple_debug_bind_get_value): Likewise.
2100 (gimple_debug_bind_get_value_ptr): Likewise.
2101 (gimple_debug_bind_set_var): Likewise.
2102 (gimple_debug_bind_set_value): Likewise.
2103 (gimple_debug_bind_reset_value): Likewise.
2104 (gimple_debug_bind_has_value_p): Likewise.
2105 (gimple_return_retval_ptr): Remove gcc_assert.
2106 (gimple_return_retval): Likewise.
2107 (gimple_return_set_retval): Likewise.
2108 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2109 (safe_referenced_var_iterator): Remove.
2110 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2111 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2112 (fill_referenced_var_vec): Remove.
2113 (first_readonly_imm_use): Remove redundant gcc_assert.
2114 (phi_arg_index_from_use): Combine gcc_asserts.
2115 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2116 (first_imm_use_stmt): Remove redundant gcc_assert.
2117 * tree-cfg.c (verify_gimple_call): Verify function and chain
2118 operands. Verify arguments.
2119 (verify_types_in_gimple_stmt): Verify condition code and labels.
2121 2010-01-07 Richard Guenther <rguenther@suse.de>
2123 PR tree-optimization/42641
2124 * sese.c (rename_map_elt_info): Use the SSA name version, do
2127 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2129 PR tree-optimization/42625
2130 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2131 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2133 2010-01-07 Duncan Sands <baldrick@free.fr>
2135 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2137 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2140 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2141 note itself is not function_invariant_p.
2143 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2145 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2146 Do not add the DF_NOTE problem.
2147 * store-motion.c (execute_rtl_store_motion): Likewise.
2149 2010-01-07 Martin Jambor <mjambor@suse.cz>
2151 PR tree-optimization/42157
2152 * tree-sra.c (compare_access_positions): Stabilize sort if both
2153 accesses have integer types, return zero immediately if they are the
2156 2010-01-06 Richard Henderson <rth@redhat.com>
2159 * haifa-sched.c (add_to_note_list): Merge into ...
2160 (concat_note_lists): ... here, and ...
2161 (unlink_other_notes, rm_other_notes): Merge into...
2162 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2163 NOTE_INSN_EPILOGUE_BEG.
2165 2010-01-06 Richard Guenther <rguenther@suse.de>
2167 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2168 not inline regular functions into always-inline functions.
2170 2010-01-06 Nick Clifton <nickc@redhat.com>
2172 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2173 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2175 (OVERRIDE_OPTIONS): Delete.
2176 (OPTIMIZATION_OPTIONS): Define.
2177 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2178 * config/rx/rx.c (rx_handle_option): Issue an error message if
2179 -mcpu=rx200 and -fpu are used together.
2180 (rx_set_optimization_options): New function. Issue an error
2181 message if an optimization attribute attempts to reset the FPU/
2182 math optimization pairing.
2183 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2184 * config/rx/rx.opt: Set the default to 32-bit doubles.
2185 * config/rx/t-rx: Add multilibs for -nofpu option.
2186 * doc/invoke.texi: Update documentation of RX options.
2188 2010-01-06 Richard Guenther <rguenther@suse.de>
2190 * tree-ssa-pre.c (name_to_id): New global.
2191 (alloc_expression_id): Simplify SSA name handling.
2192 (lookup_expression_id): Likewise.
2193 (init_pre): Zero name_to_id.
2194 (fini_pre): Free it.
2196 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2198 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2200 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2203 * config/i386/sse.md (smaxv2di3): New.
2204 (umaxv2di3): Likewise.
2205 (sminv2di3): Likewise.
2206 (uminv2di3): Likewise.
2208 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2211 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2212 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2213 (legitimize_tls_address): Likewise.
2214 (sparc_tls_referenced_p): Likewise.
2215 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2216 and adjust calls to legitimize_pic_address.
2217 (legitimate_constant_p) Use sparc_tls_referenced_p.
2218 (legitimate_pic_operand_p): Likewise.
2219 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2220 (sparc_tls_symbol_ref_1): Delete.
2221 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2222 (legitimize_tls_address): Make static, handle CONST patterns.
2223 (legitimize_pic_address): Make static, remove unused parameter and
2224 adjust recursive calls.
2225 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2226 and adjust call to legitimize_pic_address.
2227 (sparc_output_mi_thunk): Likewise.
2229 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2230 H.J. Lu <hongjiu.lu@intel.com>
2233 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2234 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2235 operands to make them signed.
2238 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2241 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2242 GTU to GT for V4SI and V2DI.
2244 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2245 (umin<mode>3): Removed.
2247 (uminv4si3): Likewise.
2249 2010-01-05 Martin Jambor <mjambor@suse.cz>
2251 PR tree-optimization/42462
2252 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2253 current_function_decl to helper functions and macros.
2255 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2258 * flags.h: Don't include real.h.
2259 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2260 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2261 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2262 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2263 * dominance.c: Update copyright.
2264 * gimple.c (walk_gimple_op): Remove inline.
2265 * tree-ssa-reassoc.c: Include real.h.
2266 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2267 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2269 2010-01-05 Nick Clifton <nickc@redhat.com>
2271 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2272 register to push into the stack frame when the accumulator has to
2273 be saved during interrupts.
2275 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2277 * doc/invoke.texi: Remove the documentation about option
2279 * common.opt (Wunreachable-code): Preserved for backward
2281 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2282 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2283 the backward compatibility flag section.
2285 2010-01-05 Richard Guenther <rguenther@suse.de>
2287 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2289 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2292 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2294 PR tree-optimization/42508
2295 * tree-sra.c (convert_callers): Check for recursive call
2296 by comparing cgraph nodes instead of decls.
2297 (modify_function): Call ipa_modify_formal_parameters also
2298 on all same_body aliases.
2300 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2301 cgraph nodes when checking for same_body aliases.
2303 2010-01-05 Richard Guenther <rguenther@suse.de>
2305 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2306 allocation and lookup.
2307 (get_or_alloc_expr_for_constant): Likewise.
2308 (phi_translate): Sink allocation.
2310 2010-01-04 Richard Guenther <rguenther@suse.de>
2312 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2313 a new entry only if needed.
2314 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2315 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2317 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2319 (phi_translate): Handle CONSTANTs early.
2321 2010-01-04 Martin Jambor <mjambor@suse.cz>
2323 PR tree-optimization/42398
2324 * tree-sra.c (struct access): Removed flag grp_different_types.
2325 (dump_access): Do not dump the removed flag.
2326 (sort_and_splice_var_accesses): Do not set the removed flag.
2327 (sra_modify_expr): Check for type compatibility directly.
2329 2010-01-04 Martin Jambor <mjambor@suse.cz>
2331 PR tree-optimization/42366
2332 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2333 edges with variable number of parameters.
2334 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2335 flag instead of asserting it.
2336 (ipa_read_node_info): Read uses_analysis_done flag.
2338 2010-01-04 Richard Guenther <rguenther@suse.de>
2340 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2341 iterative_hash_* as intended.
2342 (vn_reference_compute_hash): Likewise. Simplify hashing
2344 (vn_reference_lookup_2): Likewise.
2345 (vn_nary_op_compute_hash): Likewise.
2346 (vn_phi_compute_hash): Likewise.
2347 (expressions_equal_p): Remove strange code.
2348 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2349 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2350 (bitmap_insert_into_set_1): Take value-id as parameter.
2351 (add_to_value): Pass it.
2352 (bitmap_insert_into_set): Likewise.
2353 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2355 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2358 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2359 (do_self_spec): For switches with SWITCH_IGNORE set set also
2360 SWITCH_IGNORE_PERMANENTLY.
2361 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2364 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2366 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2367 tree of an unreferenced global var.
2369 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2372 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2373 GTU to GT for V4SI and V2DI.
2375 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2376 (umin<mode>3): Removed.
2378 (uminv4si3): Likewise.
2380 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2383 * collect2.c (main): Turn on trace in collect2 if -v is passed
2386 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2388 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2389 description of expression operand.
2391 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2393 * configure.ac: Add install-html to target_list for Make-hooks.
2394 * configure: Regenerate.
2395 * fortran/Make-lang.in (F95_HTMLFILES): New.
2396 (fortran.html): Use it.
2397 (fortran.install-html): New.
2398 * Makefile.in (install-html): Add lang.install-html.
2399 * java/Make-lang.in (JAVA_HTMLFILES): New.
2400 (java.html): Use it.
2401 (java.install-html): New.
2402 * objc/Make-lang.in (objc.install-html): New.
2403 * objcp/Make-lang.in (obj-c++.install-html): New.
2404 * cp/Make-lang.in (c++.install-html): New.
2405 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2406 * lto/Make-lang.in (lto.install-html): New.
2408 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2411 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2413 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2415 PR rtl-optimization/41862
2416 * store-motion.c (store_killed_in_insn, compute_store_table,
2417 remove_reachable_equiv_notes, replace_store_insn,
2418 build_store_vectors): Ignore all DEBUG_INSNs.
2420 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2423 * common.opt: Add dumpdir.
2425 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2427 (option_map): Add --dumpdir.
2429 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2431 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2433 * opts.c (decode_options): Try dump_dir_name first if
2434 dump_base_name isn't an absolute path.
2435 (common_handle_option): Handle OPT_dumpdir.
2437 * toplev.c (dump_dir_name): New.
2438 (print_switch_values): Also ignore -dumpdir.
2440 * toplev.h (dump_dir_name): New.
2442 2010-01-03 Richard Guenther <rguenther@suse.de>
2444 PR tree-optimization/42589
2445 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2446 double-word expansion of bswap32.
2448 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2450 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2451 with BLOCK_FOR_INSN.
2452 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2453 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2454 noce_process_if_block): Likewise.
2455 * gcse.c (compute_local_properties, insert_expr_in_table,
2456 insert_set_in_table, canon_list_insert, find_avail_set,
2457 pre_insert_copy_insn): Likewise.
2459 * basic-block.h (BLOCK_NUM): Move from here...
2460 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2462 2010-01-03 Richard Guenther <rguenther@suse.de>
2464 PR tree-optimization/42438
2465 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2466 contains_may_not_return_call flag.
2467 (BB_MAY_NOTRETURN): New.
2468 (valid_in_sets): Trapping nary operations are not valid
2469 in blocks that may not return.
2470 (insert_into_preds_of_block): Remove check for trapping expressions.
2471 (compute_avail): Compute also BB_MAY_NOTRETURN.
2473 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2475 * doc/invoke.texi: Add 2010 to copyright years.
2477 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2479 * config/sparc/sparc.c: Fix formatting nits.
2481 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2482 Alexander Monakov <amonakov@ispras.ru>
2484 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2486 2010-01-02 Richard Guenther <rguenther@suse.de>
2489 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2490 (simplify_switch_using_ranges): Mark to be removed edges
2493 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2495 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2497 * collect2.c (scan_libraries): Add missing argument in call to
2500 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2503 * config/alpha/predicates.md (aligned_memory_operand): Return false
2505 (unaligned_memory_operand): Return true for CQImode.
2506 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2507 doesn not cross aligned SImode word boundary.
2509 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2511 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2513 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2514 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2516 2010-01-02 Richard Guenther <rguenther@suse.de>
2519 * toplev.c (compile_file): Emit LTO marker properly. Change
2521 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2523 2010-01-01 Richard Guenther <rguenther@suse.de>
2526 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2528 2010-01-01 Richard Guenther <rguenther@suse.de>
2531 * c-decl.c (grokdeclarator): For zero-size arrays force
2532 structural equality checks as layout_type does.
2534 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2536 * builtins.c: Update copyright to 2010.
2538 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2541 * lto-streamer-out.c (produce_asm): Revert the last change.
2542 (copy_function): Likewise.
2544 * lto-streamer.c (lto_get_section_name): Skip any leading
2547 2010-01-01 Richard Guenther <rguenther@suse.de>
2550 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2554 Copyright (C) 2010 Free Software Foundation, Inc.
2556 Copying and distribution of this file, with or without modification,
2557 are permitted in any medium without royalty provided the copyright
2558 notice and this notice are preserved.